Core Electronics User Guide
Contents
1. Feedback Have a suggestion or discovered an error Let us know and we will fix it Please contact us via manuals core electronics com au and mention the product SKU and your feedback in the message 4 Disclaimer Although care has been taken to ensure the accuracy completeness and reliability of the information provided Core Electronics assumes no responsibility therefore The user of the information agrees that the information is subject to change without notice Core Electronics assumes no responsibility for the consequences of use of such information nor for any infringement of third party intellectual property rights which may result from its use IN NO EVENT SHALL CORE ELECTRONICS BE LIABLE FOR ANY DIRECT INDIRECT SPECIAL OR INCIDENTAL DAMAGE RESULTING FROM ARISING OUT OF OR IN CONNECTION WITH THE USE OF THE INFORMATION Copyright Core Electronics Core Electronics www core electronics com au Email contact sales core electronics com au 5 Use of Trademarks This Product User Guide is an independent publication and is not affiliated with nor has it been authorized sponsored or otherwise approved by the owners of the below trademarks The use of products associated to the below trademarks has been for demonstration purposes to assist with the promotion of sale Arduino is a registered trademark of MAGY Now Limited the Arduino team Firewing is a registered trademark of Mecanique2. Core Electronics User Guide Mini Digital Display DC Voltmeter 3 30V Blue SKU 018 05 VM 30V BL MINI Mini Digital Display DC Voltmeter 0 30V Blue SKU 018 05 VM 30V BL MINI Table of Contents 1 DR IT aaa aa cae tate ca dar eda aacanatecasasaciarcanadacaeeieaaadiaadacacsecanadesieecseanades 2 ata eee a LE e 0 E E CICRE DE E E E EEE A MERDA SACE TRE di Reader Feedback i 4 DISCIAIMETr KKK KKK KEEA KE KANA KE nn nEnznznznznznznnznznznznzn Di Use of TrademarkS nr nr n ern r rr nn nn net Care Mini Digital Display DC Voltmeter 0 30V Blue SKU 018 05 VM 30V BL MINI 1 Introduction This is a 30V DC Voltmeter that operates over a wide voltage range of input voltage from 3 to 30V Only two wires are needed to interface this device with the target circuit and the same DC voltage is used for powering the meter from the target circuit The PCB assembly has two mounting holes which facilitates users to mount the meter on a panel or another surface Applications include project power supply monitoring up to 30V while construction of DIY power supply project using along with Digital Display DC Ammeter a separate device monitor battery voltage of a car motorcycle truck or bus which have 12v 24v batteries In addition monitor UPS Home Inverter Batteries of 12V 24V or Solar Panel voltage Technical Specification e Measuring Range 3 30V DC Error 1 Display Three d
3. igit 0 36 Blue LED Segment Display Refresh Rate 500mS Power Supply 3 0 30V Operating Temperature 10 C to 65 C Dimensions 23x15x10mm without mounting tabs Panel mounting Hole Size 24x15mm Lead Length 15cm Wiring Details e Red Power Supply V Measure e Black Power Supply V GND Measure 2 Application Circuit Below is a circuit for monitoring the supply using the digital voltmeter for a Arduino UNO project The supply voltage and measure voltage for the module are connected in this example which can be handy for detecting brownouts and the like The measurement voltage is connected to the RED wire The ground is connected to the BLACK wire Mini Digital Display DC Voltmeter 0 30V Blue SKU 018 05 VM 30V BL MINI Note The DC supply voltage should not reduce less than 3 volts and should not be greater than 30V these are the min max values of the display SKU 018 05 VM 30V BL MINI gt Db GAD 110 220 AC Input Power Jack USA JACK Reset Sv AC DC Adapter ARDUINO UNO Firewing Main Board ager GND HE IO REF DIG WO HE RESET DIG NO B 1 DIG Output 343 DIG Wo ai 5 DIG lio Ser GND ewer DIG IO a ika lagi 1 L Li Lu Bl BEL ila Digital YO Bie o TA to Arduino UNO ii DIG IO i a ADCO DIG IO HE a3 ADCI DIG IO E E Ste Ange an TE SET Ao dg L ES Mini Digital Display DC Voltmeter 0 30V Blue SKU 018 05 VM 30V BL MINI 3 Reader
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